Properties of self-assembled hydrogel of oppositely-charged polyelectrolytes in solid-free coalbed methane drilling fluid
He Yinbo, Jiang Guancheng, Wang Yong, Yang Lili, Shi Yawei, Zhang Yongqing, Hu Jingdong
Acta Petrolei Sinica . 2018, (6): 719 -726 .  DOI: 10.7623/syxb201806011

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